From 2e5416790f2059063325a78afc7227f6edb6ea28 Mon Sep 17 00:00:00 2001 From: Alexandre Derumier Date: Mon, 17 Oct 2016 12:20:45 +0200 Subject: [PATCH] enable drive-mirror with iothread for qemu 2.7 v2 changelog : check running qemu binary version Signed-off-by: Alexandre Derumier --- PVE/QemuServer.pm | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/PVE/QemuServer.pm b/PVE/QemuServer.pm index 63763238..2ac44d12 100644 --- a/PVE/QemuServer.pm +++ b/PVE/QemuServer.pm @@ -5927,8 +5927,11 @@ sub clone_disk { if (!$running || $snapname) { qemu_img_convert($drive->{file}, $newvolid, $size, $snapname, $sparseinit); } else { - #qemu 2.6 - die "drive-mirror is not working currently when iothread is enabled" if $drive->{iothread}; + + my $kvmver = get_running_qemu_version ($vmid); + if (!qemu_machine_feature_enabled (undef, $kvmver, 2, 7)) { + die "drive-mirror with iothread only works since qemu 2.7" if $drive->{iothread}; + } qemu_drive_mirror($vmid, $drivename, $newvolid, $newvmid, $sparseinit); }